On the left side of the equation is one or more response variables, Y. On the right hand side is one or more predictor variables, X, and their coefficients, B. X, the variables on the right hand side can have many forms and are called by many names.
Subscribe to our Digestive Health e-newsletter to stay up to date on digestive health topics. The exact cause of ulcerative colitis remains unknown. Previously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.One possible cause is an immune system malfunction.reviously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.
The cause of irritable bowel syndrome is unknown. Antibiotic-associated colitis usually occurs in people receiving antibiotics. Inflammatory bowel diseases is a common cause of bowel inflammation and low back pain. There are two major forms: Crohns disease and ulcerative colitis. The causes are unknown. â¢Genetic: There is a high similarity of symptoms among identical twins, particularly with Crohn disease.